Spigots; Automatic temperature regulators for central heating radiators; Central heating radiators; Electric towel warmers; Fans for HVAC units; Heating and cooling panels used for indoor heating and cooling purposes; Heating installations; Heating systems composed primarily of tubes, pipes and manifolds through which warm or high temperature water circulates; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, control panel switches, and e...

Balustrades of metal; Construction elements made of metal, namely, supports; Door knobs of common metal; Doors and windows of metal; Ducts of metal, for central heating installations; Junctions of metal for pipes; Metal bathroom hardware, namely, pulls; Metal door panels; Metal heating ducts; Metal pipe couplings and joints; Metal valves not being parts of machines; Tool boxes of metal; Tubes of copper alloys; Valves of metal, other than parts of machines; Water-pipe valves of metal